In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
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The rarest motorcycle in the world was found behind a brick wall in Chicago and has engine technologies well ahead of its time. The “Traub” is still running to this day.
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Scientists have developed a 'hangover-free' beer that has electrolytes, making it more hydrating and refreshing.
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